The flykantech.com GI35-A 3.5mm Ground Loop Noise Isolator, the perfect solution for eliminating buzzing noise in your car speakers, PC, or home stereo systems. This Noise Isolator is designed to tackle buzzing noise caused by non-common ground issues, such as electromagnetic interference or power amplifier noise. While it can't eliminate all types of noise, it effectively filters out current noise, resulting in a cleaner and more enjoyable listening experience. Compatible with any portable device that features a 3.5mm audio jack.